60 results about "Vertical penetration" patented technology

The invention discloses a device for testing the durability of a water pressure resistant grouted rock, which comprises a pressure chamber, a control cabinet, heating equipment, pressurizing equipment, measuring equipment and accessory equipment, wherein the heating equipment can supply a stable heat source for the pressure chamber; the pressurizing equipment can provide confining pressure and osmotic pressure for the pressure chamber; the pressure chamber can apply an axial pressure by means of a universal test, is corrosion resistant and can realize annular and vertical penetration tests of three kinds of standard samples of different dimensions at different temperatures and pressures; the measuring equipment can realize accurate measurement of temperature, pressure and flow rate; and the control cabinet can realize the accurate control of pressure and temperature. The device can be used for indoor researches on the durability of tunnel water pressure resistant grouted rock or dam impervious curtain in an environment of high-water-pressure and corrosive environment, and at the same time, realizes the researches on the change rule of the permeability of a rock sample under the coupled actions of a temperature field, a seepage field, a stress field and a chemical field.

A method for displaying scanned ultrasound images of tissue employs an apparatus including an ultrasound probe mounted to a mechanical head. A three-dimensional positioning system mounts the head for positioning the probe in proximate orthogonal relation to the tissue. A computer controls the three-dimensional positioning system thereby moving the probe during a scan. The probe transmits high frequency ultrasound waves whose nominal frequency is included within the range from 30 to 100 MHz and with a large pass band, adapted to frequencies reflected by the tissue. The beams of ultrasound transmission are focused in a given zone of the tissue over a vertical penetration distance of between 20 and 30 mm. Reflected signals are acquired and processed for display.

The invention discloses a solution separation preparation device for security detection on a blocky food sample. The solution separation preparation device comprises a food solution preparation tank,crushing blades, a water supply tank, a rotating shaft and a stirring centrifugal cylinder, wherein the bottom of the food solution preparation tank is fixed on a rack; a sealed inner cylinder is mounted inside the water supply tank; a water storage cavity of an annular structure is formed outside the sealed inner cylinder inside the water supply tank; a rotating shaft is arranged in the middle ofthe sealed inner cylinder inside the water supply tank in a vertical penetration manner; a plurality of crushing blades are mounted at the lower part of the rotating shaft; and a driven gear ring isconnected with the upper end of the stirring centrifugal cylinder. The solution separation preparation device is convenient and rapid to assemble, the crushing blades are rotated to crush a blocky food sample placed inside the crushing cavity, the crushed blocky food sample is mixed with water inside the crushing cavity, then a food sample solution is prepared, components to be detected in the blocky food sample can be conveniently separated out, centrifugal treatment is achieved through the stirring centrifugal cylinder, good stability is achieved, and convenience is brought to further detection treatment.

To provide a seismic isolation device, even if a relative height between friction plates, which are laminated in a hollow part of a laminated rubber body, and the laminated rubber body changes at a deformation of the laminated rubber body, which prevents allophone, vibration and shock from inside of the seismic isolation device (laminated rubber body), resulting superiority in durability, safety, and amenity. The seismic isolation device comprising: a laminated rubber body 2 in which elastic material layers 2b and rigid material layers 2c are vertically laminated one after the other; a plurality of friction plates 3 vertically laminated so as to be horizontally slidable and wholly enclosed in a hollow part 2a vertically penetrating the laminated rubber body; pressurizing means 4A, 4B arranged at a topmost portion and/or at a lowermost portion of the laminated friction plates and vertically adding pressure; and a friction reducing means 5 arranged between each outer peripheral portion of the plurality of the friction plates and an inner peripheral surface of the hollow part of the laminated rubber body. Even if a relative height of the friction plates and the inner peripheral surface of the hollow part of the laminated rubber changes, the friction reducing means smoothens the slide between them.

The invention relates to the technical field of marine engineering geology and seafloor in-situ long-term observation, and particularly discloses a seafloor static penetration device based on an oceanobservation probe rod and a penetration method of the seafloor static penetration device. The seafloor static penetration device based on the ocean observation probe rod comprises a probe rod vertical frame, an outer clamping ring and a base, and is characterized in that a probe rod positioning device and a pressing cap type structure are installed on the outer clamping ring, the base comprises an upper bottom plate, a lower bottom plate and a separation plate located between the upper bottom plate and the lower bottom plate, a battery bin, a driver bin and a motor which are connected with one another are installed on the upper bottom plate, the motor is connected with the pressing cap type structure through a driving rope, and the probe rod is correspondingly clamped and fixed between the outer clamping ring and the base. According to the seafloor static penetration device based on the ocean observation probe rod and the penetration method of the seafloor static penetration device, structure design is reasonable, the performance is stable, the working efficiency is high, the size of the seafloor static penetration device is small, stable and vertical penetration with the constantspeed of the seafloor observation probe rod is realized, the penetration efficiency is high, the penetration depth is large, and the quality of seafloor observation parameters is guaranteed.

The invention discloses a cable washing device. The cable washing device comprises a base. The base is internally provided with a battery. The upper end of the base is sequentially and fixedly provided with a support, a sewage barrel and a clean water barrel. The upper end of the support is fixedly provided with a sleeve. The upper end of the sleeve is fixedly provided with the other support. Theother support is provided with a fulcrum bar in a vertical penetration manner. The upper end of the fulcrum bar is fixedly provided with a check block. The lower end of the fulcrum bar is fixedly provided with an upper pressing plate. A spring sleeving the fulcrum bar is arranged between the upper pressing plate and the support. The lower end of the upper pressing plate is fixedly provided with asponge layer. The upper end of the support is fixedly provided with a lower pressing plate, and the upper end of the lower pressing plate is fixedly provided with a sponge layer. According to the cable washing device, less floor space is occupied, space is saved, energy is saved, and emission is reduced; the water pressure is increased through a spray head, washing is relatively thorough, and a clean and dry cable is provided for a take-up device, the cable is in a straight line state after being washed by the cable washing device, and very large convenience is provided for the taking-up work.

The invention relates to a calculation method for ballistic limit velocity of a thin steel plate under vertical penetration of a flat-nose hollow projectile at low velocity. According to specific conditions of a warhead and a protection structure, geometric sizes and material parameters of a flat-nose hollow projectile body and a target plate are determined; a deformation displacement field of thetarget plate near the ballistic limit velocity is determined; deformation energies of the projectile body and the target plate are calculated based on deformation and destruction characteristics of the projectile body and the target plate wherein the deformation energies of the projectile body and target plate comprise plastic deformation energy and sheer plug energy of the projectile body and plastic deformation energy of the target plate, the plastic deformation energy of the projectile body comprises the energies consumed in upsetting deformation and inner concave deformation of the hollowpart; the ballistic limit velocity of a thin steel plate under vertical penetration of the flat-nose projectile at low velocity is determined based on the energy conservation principle. The ballisticlimit velocity of the target plate is effectively predicted by the method so as to determine that whether or not the target plate can be penetrated by the flat-nose hollow projectile body or the projectile body can be blocked by the target plate, and the method can also provide an effective reference for a ballistic impact test or a numerical simulation method so as to reduce the number of testsor simulation calculation time.

The invention relates to a calculation method for ballistic limit velocity of a thin steel plate under vertical penetration of a flat-nose projectile at low velocity. According to specific conditionsof a warhead and a protection structure, geometric sizes and material parameters of a projectile body and a target plate are determined; a deformation displacement field of the target plate near the ballistic limit velocity is determined; deformation energies of the projectile body and the target plate are calculated based on deformation and destruction characteristics of the projectile body and the target plate, wherein the deformation energies of the projectile body and target plate comprise plastic deformation energy and sheer plug energy of the projectile body and plastic deformation energy of the target plate, the plastic deformation energy of the projectile body is mainly the energy consumed in upsetting deformation of the projectile body; the ballistic limit velocity of a thin steelplate under vertical penetration of the flat-nose projectile at low velocity is determined based on the energy conservation principle. The ballistic limit velocity of the target plate is effectivelypredicted by the method so as to determine that whether or not the target plate can be penetrated by the projectile body or the projectile body can be blocked by the target plate, and the method can also provide an effective reference for a ballistic impact test or a numerical simulation method so as to reduce the number of tests or simulation calculation time.

The invention discloses an irrigation device for agricultural water conservancy, which comprises a support installation column, the lower left corner of the support installation column is inlaid with damping bearing sleeves in the front and back, and the center position of the support installation column is vertically provided with an operation installation groove. The upper half of the groove is provided with a rotation limit cylinder, and the upper half of the operation installation groove cooperates with the rotation limit cylinder to set a limited rotation installation cylinder. The lower end of the barrel is provided with a limit rotation ring outward, and the lower end of the limit rotation ring cooperates with the support installation column and is symmetrically embedded with respect to the work installation groove to set a limit rotation structure. The symmetrical and vertically inlaid synchronous rotating motor has the advantages of novel structural design, compact and stable transmission, large working area, wide application range and long service life.

The invention discloses a novel in-situ pipe-soil test system and method, which have greatly improvement compared with the traditional indoor pipe-soil test method. The invention directly intercepts one segment of a prototype pipeline for in-situ testing to maximumlly restore the actual working environment of the subsea pipeline, and realizes the requirement of stable loading on the irregular seabed surface by means of the mode of hydraulic suction cylinder combined operation; through different loading modes in the vertical and horizontal loading systems, physical quantities such as the vertical penetration resistance, the depth of self-sinking, the horizontal resistance, and the bearing capacity envelope at different depths are measured, and the tensile pressure, torque and pore pressuresignals are collected by the sensor during the test. The values measured by the invention can be directly used for the design and stability assessment of the submarine pipeline in the sea, and can also be used to evaluate the properties of the soil on the surface of the seabed.

The invention discloses a lithium ion battery bubble defect detection method based on ultrasonic detection technology, and belongs to the technical field of the ultrasonic non-destructive detection. The detection method comprises the following steps: selecting an air coupling ultrasonic energy converted with high frequency by adopting an air coupling vertical penetration method; measuring and computing energy converter axis sound pressure distribution, and defining the distance between the energy converter and a sample by adopting a -6dB method; arranging a location of the energy converter; setting parameters of a function emitter, a power amplifier and a pre-amplifier; jointly processing an amplitude value and a signal-to-noise ratio of a transmission signal by adopting the pulse compression wavelet de-noising; adjusting the sensitivity of the signal, scanning and saving A-scanning data and C-scanning data; quantifying the size of the bubble type defect by adopting the -6dB sensitivity method, and estimating the diameter of the defect; rejecting the lithium ion battery with the defect diameter greater than the threshold, and finally guaranteeing the security of the service environment. The air-coupling ultrasonic detection on the bubble type defect of the lithium ion battery can be realized, and the detection result is accurate.

The invention discloses a feed stirring and pelletizing device. The feed stirring and pelletizing device comprises a supporting stirring module and a reciprocating pelletizing module, wherein the supporting stirring module comprises a diameter-variable stirring mounting barrel which is vertically arranged; supporting mounting columns are obliquely arranged at the lower end of the diameter-variablestirring mounting barrel in a bilateral symmetry manner; a material guide mounting plate is horizontally embedded into the upper end of the diameter-variable stirring mounting barrel; a motor mounting frame is mounted at the middle position of the material guide mounting plate in a vertical penetration manner; a driving motor is vertically embedded into the motor mounting frame; a driving rotaryshaft is vertically and downward arranged at the bottom of the motor mounting frame through a bearing sleeve; the material guide mounting plate and the motor mounting frame are matched and are provided with a material guide ring net in a concentric embedding manner. The feed stirring and pelletizing device disclosed by the invention has the advantages of compact structural design, simple and efficient transmission, stable transmission, high pelletizing efficiency, reasonable device shape, energy saving and high efficiency and the like.

The invention provides an abutment applied to a dental implant. The abutment comprises an abutment main body, wherein the abutment main body is provided with a positioning anti-rotating part, a sealing part, a gingiva passing-through part, a connecting part and a main body bonding part which are arranged successively from bottom to top; the abutment main body is provided with a through hole in a vertical penetration mode, the through hole is a two-layer step circular through hole, the diameter of the upper layer of the two-layer step circular through hole is greater than that of the lower layer, and the two layers of the two-layer step circular through hole are connected through an inverted cone surface; an equilateral polygon through hole is formed in the upper part of the first layer of the two-layer step circular through hole. The invention also provides an abutment taking machine. The abutment taking machine comprises a connection rod, wherein the upper end of the connection rod is a standard wedge-shaped opening; the lower part of the connection rod is provided with a positioning part and an annular clamping slot which are closely adjacent from top to bottom. The function requirements of clinical rehabilitation of the abutment can be met; meanwhile, the abutment has both an aesthetic effect and a repairing effect; and the assorted abutment taking machine can be taken out or screwed into the abutment quickly and effectively, so that bacterial infection of the dental implant process is avoided.

The invention discloses a nail guiding structure, comprising a guiding plate, at least one supporting member and a pushing and butting means. The guiding plate is vertically arranged in front of a nail rail and is provided with a first face and a second face, the first face of the guiding plate faces to the nail rail, the guiding plate is provided with at least one vertical penetration groove which penetrates through the first face and the second face of the guiding plate, the supporting member penetrates into the penetration groove in a manner of sliding back and forth, the supporting member is provided with a supporting end and a pushing and butting end, the supporting end selectively protrudes and extends outside the first face, the pushing and butting end is located at the side with the second face, the supporting member is further provided with at least one supporting face which is parallel to the extending direction of the nail rail and is used for supporting and righting a nail pin, and the pushing and butting means is used for elastically pushing and butting the pushing and butting end, and thus, the supporting end is endowed with a trend of protruding and extending to the outside of the first face.

The invention discloses an aerosol collection and separation device, which comprises a separator, an exhaust hood and a liquid collection cone, wherein the separator is a cylinder, and comprises a barrel, a screw shaft, a screw blade, a baffle, an air inlet, liquid collection holes and a lower flange; the exhaust hood comprises a cone and an exhaust outlet; the liquid collection cone comprises an inverted cone, a liquid outlet and an upper flange; the exhaust hood, the separator and the liquid collection cone are connected in a vertical penetration manner; the exhaust hood is connected with the separator in a welding manner; the liquid collection cone is connected with the separator through the upper flange. The invention further provides a method for performing gas-liquid collection and separation by utilizing the aerosol collection and separation device. The device and the method have the characteristics of high separation speed, high separation efficiency, high liquid holdup, low pressure loss, low scaling and blocking rate and firm structure.

The invention discloses a tower-shaped fermenter and an application method thereof. The tower-shaped fermenter comprises a fermenter body, a central shaft, a plurality of outer stand columns and n-1 layering devices, wherein the fermenter body comprises n layers of silos which are arranged in the vertical direction and are in internal communication, a feed opening is formed above the silo locatedat the top, and a discharge opening is formed below the silo located at the bottom; the central shaft is arranged in the center of a fermentation warehouse in a vertical penetration manner; the outerstand columns are arranged vertically around the outer walls of the fermentation warehouses; each layering device is the net type disk structure horizontally arranged at the adjacent area of the adjacent fermentation warehouses; the center of each disk structure is mounted on the central shaft, the edge of each disk structure is erected on the corresponding outer stand column; each layering deviceis used for loading materials to be fermented under the stationary state, and realizing blanking towards the lower layer silo under the state that the central shaft rotates. The tower-shaft fermentersolves the problems that a conventional layering fermentation warehouse is unsmooth in blanking, easy to plug and high in power consumption.

The invention discloses a method for predicting the behind-target fragment quality after a cavity-containing variable cross-section EFP vertical penetration of a target panel, and provides the methodfor calculating the behind-target fragment quality after EFP vertical penetration of the target panel on the basis of a Newton second law, an A-T model and an adiabatic shearing theory on the basis ofconsidering the cavity-containing and variable cross-section characteristics of the EFP. According to the method provided by the invention, a reference basis can be provided for evaluating the damageeffect of the terminal sensitive bomb and guiding the design of a protection device.

The invention discloses a vertical filter press in the technical field of filter press, wherein the vertical filter press includes a support frame, the top of the support frame is provided with a turnover device, and the top of the turnover device is provided with two groups of screw nut pairs and a water containing tank, and the water containing tank is located in the center of the two groups ofscrew nut pairs, the center of an inner cavity of the water containing tank is provided with an optical shaft in a vertical penetration manner, and the optical shaft is internally embedded with a sliding rail; a liquid flows into the inner cavity of the water containing tank and is discharged by a water suction pump; when a solid needs to be cleaned, a hydraulic push rod is extended, a support plate drives other devices to tilt, a solenoid valve and a filter plate are opened, and an electric sliding block and nuts of the screw nut pairs move back and forth, so that the solid is discharged froma pipeline; the device does not use an oil pressure control system, a thrust plate, a filter device and a press plate are detachable with the optical shaft, and the maintenance is convenient. At thesame time, the vertical filter press is beneficial to cleaning of the inner cavity of the filter device. The whole structure is simple and the operation is convenient.

The invention discloses a rapid fixing blanket for pediatric nursing and relates to the technical field of pediatric nursing. The rapid fixing blanket comprises a blanket body, wherein the blanket body is divided into three layers from top to bottom, the topmost layer and the bottommost layer are vibration isolation layers, and the middle layer is a shaping layer; the shaping layer adopts a sealed cavity structure and is filled with a shear thickening liquid; ultrasonic vibrators are uniformly distributed in the shaping layer; operating windows realizing vertical penetration are arranged on the blanket body; Velcro strips matched with each other are mounted on two sides of the blanket body; an elastic air bag is mounted on the upper surface of the blanket body and corresponds to the chest part of a child. The rapid fixing blanket has the beneficial effects as follows: a comprehensive fixing function is realized, the fixation is rapid, the safety is high, and the medical burden is relieved.

The invention provides an experimental device for studying a vertical penetration phenomenon of a floating ice plate. The device comprises a fixing device and an observation device, a floating collision device is installed in the fixing device, a weighing sensor and an experimental sample are installed on the floating collision device, the weighing sensor is connected with a sensor data collectorand a computer, and the observation device is arranged on one side of the fixing device. In order to measure the interaction between a structure and ice, the device records and measures the ice load time domain change trend and the floating ice plate penetration phenomenon in the vertical penetration process of the floating ice plate through a sensor and a high-definition camera, and a simple andeffective model test method is provided for understanding the vertical penetration phenomenon of the floating ice plate.